Kitazume demonstrated vast improvement from her last appearance at the event in Incheon in 2016, where she failed to qualify for the final, as her routine was rewarded with 22.000 points at the Multiusos de Guimarães. 

The World Games gold medallist finished ahead of Anastasiia Ziubina to deny the Russian a second title of the day.

Ziubina, a member of the victorious Russian trio earlier on, was 0.550 adrift having scored 21.450.

Anna Bullo snuck into the bronze medal position on a score of 21.000.

The Russian team of Ziubina, Ekaterina Pykhtova, Elena Ivanova took gold in the trio event as their routine yielded an impressive total of 22.466 points.

It was enough to beat the Chinese team of Xi Yuefeng, Tao Xu and Wang Haoyu, who were forced to settle for the silver medal after finishing 0.116 points adrift of their Russian rivals.

China also came bronze as the trio comprised of Ma Dong, Xu Xuesong Li Lingxiao after they scored 22.150.

The World Championships in the non-Olympic discipline are due to conclude tomorrow.